| APA | EF-3. (2012, February 11). In Acronym Geek. Retrieved 14:01, February 11, 2012, from http://www.acronymgeek.com/EF-3 |
| MLA | "EF-3." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/EF-3>. |
| MHRA | 'EF-3', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/EF-3> [accessed 11 February 2012] |
| Chicago | "EF-3", http://www.acronymgeek.com/EF-3 (accessed February 11, 2012). |
| CBE/CSE | EF-3 [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/EF-3. |
| Bluebook | EF-3, http://www.acronymgeek.com/EF-3 (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EF-3, http://www.acronymgeek.com/EF-3 (optional description here) (as of Feb. 11, 2012, 14:01). |
| AMA | EF-3. Acronym Geek. February 11, 2012, 14:01. Available at: http://www.acronymgeek.com/EF-3. Accessed February 11, 2012, 14:01. |